3m-1-7=-4(5m-6)+5(m+8)

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Solution for 3m-1-7=-4(5m-6)+5(m+8) equation:


Simplifying
3m + -1 + -7 = -4(5m + -6) + 5(m + 8)

Reorder the terms:
-1 + -7 + 3m = -4(5m + -6) + 5(m + 8)

Combine like terms: -1 + -7 = -8
-8 + 3m = -4(5m + -6) + 5(m + 8)

Reorder the terms:
-8 + 3m = -4(-6 + 5m) + 5(m + 8)
-8 + 3m = (-6 * -4 + 5m * -4) + 5(m + 8)
-8 + 3m = (24 + -20m) + 5(m + 8)

Reorder the terms:
-8 + 3m = 24 + -20m + 5(8 + m)
-8 + 3m = 24 + -20m + (8 * 5 + m * 5)
-8 + 3m = 24 + -20m + (40 + 5m)

Reorder the terms:
-8 + 3m = 24 + 40 + -20m + 5m

Combine like terms: 24 + 40 = 64
-8 + 3m = 64 + -20m + 5m

Combine like terms: -20m + 5m = -15m
-8 + 3m = 64 + -15m

Solving
-8 + 3m = 64 + -15m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '15m' to each side of the equation.
-8 + 3m + 15m = 64 + -15m + 15m

Combine like terms: 3m + 15m = 18m
-8 + 18m = 64 + -15m + 15m

Combine like terms: -15m + 15m = 0
-8 + 18m = 64 + 0
-8 + 18m = 64

Add '8' to each side of the equation.
-8 + 8 + 18m = 64 + 8

Combine like terms: -8 + 8 = 0
0 + 18m = 64 + 8
18m = 64 + 8

Combine like terms: 64 + 8 = 72
18m = 72

Divide each side by '18'.
m = 4

Simplifying
m = 4

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